Make sure the substrates are perfectly clean before you attach them Shay -----Original Message----- From: mems-talk-bounces@memsnet.org [mailto:mems-talk-bounces@memsnet.org] On Behalf Of jingru zhang Sent: Wednesday, February 11, 2009 1:33 AM To: General MEMS discussion Subject: Re: [mems-talk] Silicon_Glass Fusion Bonding Hi Bill, Thank you for your information. We have nitrogen plasma and Oxygen plasma here, and I will try plasma treatment next time.